Jock short



FIG. 1 is a front exterior view of a jock short showing my new design;

FIG. 2 is a back exterior view thereof;

FIG. 3 is a front interior view thereof; and,

FIG. 4 is a back interior view thereof.

Those portions of the figures that are presented in broken lines merely illustrate the environment of the design and are not part of the claimed design. 

CLAIM The ornamental design for a jock short, as shown and described. 